Arrow Taps Sin City Alum as Katana in Season 3

Sin Cityalum Devin Aoki has been tapped to play DC Comics heroine Katana on Arrow's upcoming third season, TVGuide.com has confirmed.

The actress will play Tatsu Yamashiro, a martial arts expert who wields a deadly sword and acts as one of Oliver's (Stephen Amell) mentors through flashbacks. She's also a critical influence on his journey to eventually become The Arrow of present day. Aoki, who will first appear in the season premiere, is set to recur.